



MK Electric K4894WHI Grid Plus White 1 Module Intermediate Modular Key Switch 20A
K4894WHI
MK Electric K4894WHI Grid Plus Modular Key Switch – White, Intermediate, 1 Module, 20A
The MK Electric K4894WHI is a white 1 module intermediate modular key switch rated at 20A, designed for controlled switching in secure environments. Ideal for commercial and public installations using the Grid Plus system.
- Intermediate Key Switch: Enables circuit control from multiple locations with added key access security.
- Secret Key Supplied: Includes 3405 ZIC key for authorised operation only.
- 20A Rated: Robust design suited for high-demand switching applications.
- Fast Front Fit: Clips into Grid Plus frames without tools for quick installation or replacement.
- White Finish: Matches Logic Plus accessories for consistent aesthetics across installations.
Technical Specification
- Product Type: Intermediate modular key switch
- Rating: 20A
- Module Size: 1 module
- Key Type: 3405 ZIC secret key
- Standard: BS EN 60669-1: 2000
✅ Use the MK K4894WHI for secure, professional-grade switching in commercial and public installations!

Ean Code | 5017490224071 |
Range | MK Grid Plus |
Includes 13a Switch Socket? | N |
Product | Gridswitch Module |
Type | Key Switch Module |
Telephone Master | N |
Includes Rcd? | N |
Screwless? | N |
Telephone Secondary | N |
Tv Socket | N |
Ingress Protection | IP4X |
Fm/dab | N |
Satellite | N |
Rj11 | N |
Rj45 Cat 5e | N |
Rj45 Cat 6 | N |
USB Included | N |
Insert Colour | White |
Mounting Box Minimum Depth | 25 mm |
Number Of Gangs | 1 |
Voltage | 250 V |
Pole Configuration | Single Pole (1P) |
Mounting | Grid |
Width | 25 mm |
Current Rating | 20 A |
Standards | BS EN 60669-1 |
Height | 59 mm |
Body Material | Moulded Plastic |
Gangs | 1 Gang |
Neon Indicator | N |
Face Colour | White |
Ways | Intermediate |
Flex Outlet | N |
Switched/unswitched | Switched |
Fuse Fitted | N |
Lockable? | N |
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.